<h2>用户注册</h2>
<form action="/user/register" method="post">
  用户：<input type="text" name="uname"><br>
  密码：<input type="text" name="upwd"><br>
  邮箱：<input type="text" name="email"><br>
  手机：<input type="text" name="phone"><br>
  <input type="submit">
</form>